private function checkEmail(string $email) : Generator
{
$host = substr($email, strrpos($email, "@") + 1);
if (!$host) {
throw new AcmeException("Invalid contact email: '{$email}'");
}
try {
(yield \Amp\Dns\query($host, Record::MX));
} catch (ResolutionException $e) {
throw new AcmeException("No MX record defined for '{$host}'");
}
}
private function checkEmail($email)
{
if (!is_string($email)) {
throw new InvalidArgumentException(sprintf("\$email must be of type string, %s given.", gettype($email)));
}
$host = substr($email, strrpos($email, "@") + 1);
if (!$host) {
throw new AcmeException("Invalid contact email: '{$email}'");
}
try {
(yield \Amp\Dns\query($host, Record::MX));
} catch (NoRecordException $e) {
throw new AcmeException("No MX record defined for '{$host}'");
} catch (ResolutionException $e) {
throw new AcmeException("Dns query for an MX record on '{$host}' failed for the following reason: " . $e->getMessage(), null, $e);
}
}
